It is one which is in the mountains of the Abkhazia region. Veryovkina Cave, approximately 2212m deep, is the deepest cave in ...

Veryovkina Cave, the deepest known cave on Earth, plunges a staggering 7,257 feet (2,212 meters) into the abyss, forming a vast, vertical chasm that remains untouched by sunlight. This ...

Deep below Earth's surface, rock and mineral formations lay hidden with a secret brilliance. Under a black light, the ...

An expedition to the deepest known cave in the world suddenly goes wrong for Dick Willis.

Don, 64, was a guide at Mammoth Cave for 10 years and spent 18 winters on the legendary expeditions that helped expand the map of Chevé in Oaxaca, Mexico, the second deepest cave in North America.

Deep underground, some caves on Earth are hiding a glowing secret—one that could help scientists understand how life might ...

Scientists have found ancient nail tooth shark fossils deep inside Mammoth Cave in Kentucky, revealing new information about ...